On my unspontan-site, I use some Javascript stuff as published by kottenator. See the linked GitHub page for examples. At … More Display progress in a circle with JQuery and PHP
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Add your own App to Slack
Overview So you want to create an App in Slack – meaning that you add new commands in Slack (e.g. … More Add your own App to Slack
Playing around with QR codes
Almost all smartphones have a built-in QR-code reader meanwhile (inside the camera), or at least a good QR code reader … More Playing around with QR codes